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<div class="title">non_linear_filter_helpers.h</div>  </div>
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<a href="non__linear__filter__helpers_8h.xhtml">Go to the documentation of this file.</a><div class="fragment"><div class="line"><a name="l00001"></a><span class="lineno">    1</span>&#160;<span class="comment">/*</span></div><div class="line"><a name="l00002"></a><span class="lineno">    2</span>&#160;<span class="comment"> * Copyright (c) 2017 ARM Limited.</span></div><div class="line"><a name="l00003"></a><span class="lineno">    3</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00004"></a><span class="lineno">    4</span>&#160;<span class="comment"> * SPDX-License-Identifier: MIT</span></div><div class="line"><a name="l00005"></a><span class="lineno">    5</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00006"></a><span class="lineno">    6</span>&#160;<span class="comment"> * Permission is hereby granted, free of charge, to any person obtaining a copy</span></div><div class="line"><a name="l00007"></a><span class="lineno">    7</span>&#160;<span class="comment"> * of this software and associated documentation files (the &quot;Software&quot;), to</span></div><div class="line"><a name="l00008"></a><span class="lineno">    8</span>&#160;<span class="comment"> * deal in the Software without restriction, including without limitation the</span></div><div class="line"><a name="l00009"></a><span class="lineno">    9</span>&#160;<span class="comment"> * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or</span></div><div class="line"><a name="l00010"></a><span class="lineno">   10</span>&#160;<span class="comment"> * sell copies of the Software, and to permit persons to whom the Software is</span></div><div class="line"><a name="l00011"></a><span class="lineno">   11</span>&#160;<span class="comment"> * furnished to do so, subject to the following conditions:</span></div><div class="line"><a name="l00012"></a><span class="lineno">   12</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00013"></a><span class="lineno">   13</span>&#160;<span class="comment"> * The above copyright notice and this permission notice shall be included in all</span></div><div class="line"><a name="l00014"></a><span class="lineno">   14</span>&#160;<span class="comment"> * copies or substantial portions of the Software.</span></div><div class="line"><a name="l00015"></a><span class="lineno">   15</span>&#160;<span class="comment"> *</span></div><div class="line"><a name="l00016"></a><span class="lineno">   16</span>&#160;<span class="comment"> * THE SOFTWARE IS PROVIDED &quot;AS IS&quot;, WITHOUT WARRANTY OF ANY KIND, EXPRESS OR</span></div><div class="line"><a name="l00017"></a><span class="lineno">   17</span>&#160;<span class="comment"> * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,</span></div><div class="line"><a name="l00018"></a><span class="lineno">   18</span>&#160;<span class="comment"> * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE</span></div><div class="line"><a name="l00019"></a><span class="lineno">   19</span>&#160;<span class="comment"> * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER</span></div><div class="line"><a name="l00020"></a><span class="lineno">   20</span>&#160;<span class="comment"> * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,</span></div><div class="line"><a name="l00021"></a><span class="lineno">   21</span>&#160;<span class="comment"> * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE</span></div><div class="line"><a name="l00022"></a><span class="lineno">   22</span>&#160;<span class="comment"> * SOFTWARE.</span></div><div class="line"><a name="l00023"></a><span class="lineno">   23</span>&#160;<span class="comment"> */</span></div><div class="line"><a name="l00024"></a><span class="lineno">   24</span>&#160;</div><div class="line"><a name="l00030"></a><span class="lineno"><a class="line" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">   30</a></span>&#160;<span class="preprocessor">#define SORT(a, b)                  \</span></div><div class="line"><a name="l00031"></a><span class="lineno">   31</span>&#160;<span class="preprocessor">    {                               \</span></div><div class="line"><a name="l00032"></a><span class="lineno">   32</span>&#160;<span class="preprocessor">        uchar8 min_val = min(a, b); \</span></div><div class="line"><a name="l00033"></a><span class="lineno">   33</span>&#160;<span class="preprocessor">        uchar8 max_val = max(a, b); \</span></div><div class="line"><a name="l00034"></a><span class="lineno">   34</span>&#160;<span class="preprocessor">        a              = min_val;   \</span></div><div class="line"><a name="l00035"></a><span class="lineno">   35</span>&#160;<span class="preprocessor">        b              = max_val;   \</span></div><div class="line"><a name="l00036"></a><span class="lineno">   36</span>&#160;<span class="preprocessor">    }</span></div><div class="line"><a name="l00037"></a><span class="lineno">   37</span>&#160;</div><div class="line"><a name="l00038"></a><span class="lineno">   38</span>&#160;<span class="comment">// Sorting networks below were generated using http://pages.ripco.net/~jgamble/nw.html</span></div><div class="line"><a name="l00039"></a><span class="lineno">   39</span>&#160;</div><div class="line"><a name="l00050"></a><span class="lineno"><a class="line" href="non__linear__filter__helpers_8h.xhtml#a7b5c174de888c3cfa7c08c16682fd770">   50</a></span>&#160;<span class="keyword">inline</span> uchar8 <a class="code" href="non__linear__filter__helpers_8h.xhtml#a7b5c174de888c3cfa7c08c16682fd770">sort5</a>(uchar8 p0, uchar8 p1, uchar8 p2, uchar8 p3, uchar8 p4)</div><div class="line"><a name="l00051"></a><span class="lineno">   51</span>&#160;{</div><div class="line"><a name="l00052"></a><span class="lineno">   52</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p0, p1);</div><div class="line"><a name="l00053"></a><span class="lineno">   53</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p2, p3);</div><div class="line"><a name="l00054"></a><span class="lineno">   54</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p0, p2);</div><div class="line"><a name="l00055"></a><span class="lineno">   55</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p1, p3);</div><div class="line"><a name="l00056"></a><span class="lineno">   56</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p1, p2);</div><div class="line"><a name="l00057"></a><span class="lineno">   57</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p0, p4);</div><div class="line"><a name="l00058"></a><span class="lineno">   58</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p1, p4);</div><div class="line"><a name="l00059"></a><span class="lineno">   59</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p2, p4);</div><div class="line"><a name="l00060"></a><span class="lineno">   60</span>&#160;</div><div class="line"><a name="l00061"></a><span class="lineno">   61</span>&#160;    <span class="keywordflow">return</span> p2;</div><div class="line"><a name="l00062"></a><span class="lineno">   62</span>&#160;}</div><div class="line"><a name="l00063"></a><span class="lineno">   63</span>&#160;</div><div class="line"><a name="l00078"></a><span class="lineno"><a class="line" href="non__linear__filter__helpers_8h.xhtml#a0960df49e39a9499677066c32600c17f">   78</a></span>&#160;<span class="keyword">inline</span> uchar8 <a class="code" href="non__linear__filter__helpers_8h.xhtml#a0960df49e39a9499677066c32600c17f">sort9</a>(uchar8 p0, uchar8 p1, uchar8 p2, uchar8 p3, uchar8 p4, uchar8 p5, uchar8 p6, uchar8 p7, uchar8 p8)</div><div class="line"><a name="l00079"></a><span class="lineno">   79</span>&#160;{</div><div class="line"><a name="l00080"></a><span class="lineno">   80</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p1, p2);</div><div class="line"><a name="l00081"></a><span class="lineno">   81</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p4, p5);</div><div class="line"><a name="l00082"></a><span class="lineno">   82</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p7, p8);</div><div class="line"><a name="l00083"></a><span class="lineno">   83</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p0, p1);</div><div class="line"><a name="l00084"></a><span class="lineno">   84</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p3, p4);</div><div class="line"><a name="l00085"></a><span class="lineno">   85</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p6, p7);</div><div class="line"><a name="l00086"></a><span class="lineno">   86</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p1, p2);</div><div class="line"><a name="l00087"></a><span class="lineno">   87</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p4, p5);</div><div class="line"><a name="l00088"></a><span class="lineno">   88</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p7, p8);</div><div class="line"><a name="l00089"></a><span class="lineno">   89</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p0, p3);</div><div class="line"><a name="l00090"></a><span class="lineno">   90</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p5, p8);</div><div class="line"><a name="l00091"></a><span class="lineno">   91</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p4, p7);</div><div class="line"><a name="l00092"></a><span class="lineno">   92</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p3, p6);</div><div class="line"><a name="l00093"></a><span class="lineno">   93</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p1, p4);</div><div class="line"><a name="l00094"></a><span class="lineno">   94</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p2, p5);</div><div class="line"><a name="l00095"></a><span class="lineno">   95</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p4, p7);</div><div class="line"><a name="l00096"></a><span class="lineno">   96</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p4, p2);</div><div class="line"><a name="l00097"></a><span class="lineno">   97</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p6, p4);</div><div class="line"><a name="l00098"></a><span class="lineno">   98</span>&#160;    <a class="code" href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a>(p4, p2);</div><div class="line"><a name="l00099"></a><span class="lineno">   99</span>&#160;</div><div class="line"><a name="l00100"></a><span class="lineno">  100</span>&#160;    <span class="keywordflow">return</span> p4;</div><div class="line"><a name="l00101"></a><span class="lineno">  101</span>&#160;}</div><div class="line"><a name="l00102"></a><span class="lineno">  102</span>&#160;</div><div class="line"><a name="l00109"></a><span class="lineno"><a class="line" href="non__linear__filter__helpers_8h.xhtml#ae3e09114bb887de4e20122eed42671a1">  109</a></span>&#160;<span class="keyword">inline</span> uchar8 <a class="code" href="non__linear__filter__helpers_8h.xhtml#ae3e09114bb887de4e20122eed42671a1">row_reduce_min_3</a>(uchar16 val)</div><div class="line"><a name="l00110"></a><span class="lineno">  110</span>&#160;{</div><div class="line"><a name="l00111"></a><span class="lineno">  111</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(val.s01234567, <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(val.s12345678, val.s23456789));</div><div class="line"><a name="l00112"></a><span class="lineno">  112</span>&#160;}</div><div class="line"><a name="l00113"></a><span class="lineno">  113</span>&#160;</div><div class="line"><a name="l00120"></a><span class="lineno"><a class="line" href="non__linear__filter__helpers_8h.xhtml#a3138dafa8474a59f73dd837073f18ed7">  120</a></span>&#160;<span class="keyword">inline</span> uchar8 <a class="code" href="non__linear__filter__helpers_8h.xhtml#a3138dafa8474a59f73dd837073f18ed7">row_reduce_max_3</a>(uchar16 val)</div><div class="line"><a name="l00121"></a><span class="lineno">  121</span>&#160;{</div><div class="line"><a name="l00122"></a><span class="lineno">  122</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(val.s01234567, <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(val.s12345678, val.s23456789));</div><div class="line"><a name="l00123"></a><span class="lineno">  123</span>&#160;}</div><div class="line"><a name="l00124"></a><span class="lineno">  124</span>&#160;</div><div class="line"><a name="l00131"></a><span class="lineno"><a class="line" href="non__linear__filter__helpers_8h.xhtml#aa9d1bdcaf911a5b861c2082181e6a716">  131</a></span>&#160;<span class="keyword">inline</span> uchar8 <a class="code" href="non__linear__filter__helpers_8h.xhtml#aa9d1bdcaf911a5b861c2082181e6a716">row_reduce_min_5</a>(uchar16 val)</div><div class="line"><a name="l00132"></a><span class="lineno">  132</span>&#160;{</div><div class="line"><a name="l00133"></a><span class="lineno">  133</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(val.s01234567, <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(<a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(val.s12345678, val.s23456789), <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">min</a>(val.s3456789A, val.s456789AB)));</div><div class="line"><a name="l00134"></a><span class="lineno">  134</span>&#160;}</div><div class="line"><a name="l00135"></a><span class="lineno">  135</span>&#160;</div><div class="line"><a name="l00142"></a><span class="lineno"><a class="line" href="non__linear__filter__helpers_8h.xhtml#a310f21b7cf0409431ddf246c4a98e52e">  142</a></span>&#160;<span class="keyword">inline</span> uchar8 <a class="code" href="non__linear__filter__helpers_8h.xhtml#a310f21b7cf0409431ddf246c4a98e52e">row_reduce_max_5</a>(uchar16 val)</div><div class="line"><a name="l00143"></a><span class="lineno">  143</span>&#160;{</div><div class="line"><a name="l00144"></a><span class="lineno">  144</span>&#160;    <span class="keywordflow">return</span> <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(val.s01234567, <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(<a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(val.s12345678, val.s23456789), <a class="code" href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">max</a>(val.s3456789A, val.s456789AB)));</div><div class="line"><a name="l00145"></a><span class="lineno">  145</span>&#160;}</div><div class="ttc" id="non__linear__filter__helpers_8h_xhtml_aa9d1bdcaf911a5b861c2082181e6a716"><div class="ttname"><a href="non__linear__filter__helpers_8h.xhtml#aa9d1bdcaf911a5b861c2082181e6a716">row_reduce_min_5</a></div><div class="ttdeci">uchar8 row_reduce_min_5(uchar16 val)</div><div class="ttdoc">Calculate the minimum of a sliding window of size 5. </div><div class="ttdef"><b>Definition:</b> <a href="non__linear__filter__helpers_8h_source.xhtml#l00131">non_linear_filter_helpers.h:131</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_aabcf39e3917f842dbc5fbb0d802f24d5"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#aabcf39e3917f842dbc5fbb0d802f24d5">arm_compute::test::fixed_point_arithmetic::detail::min</a></div><div class="ttdeci">fixed_point&lt; T &gt; min(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00897">FixedPoint.h:897</a></div></div>
<div class="ttc" id="non__linear__filter__helpers_8h_xhtml_ac226bc1ed04fd7d4865263484ed22a47"><div class="ttname"><a href="non__linear__filter__helpers_8h.xhtml#ac226bc1ed04fd7d4865263484ed22a47">SORT</a></div><div class="ttdeci">#define SORT(a, b)</div><div class="ttdoc">Sorts element-wise two vectors. </div><div class="ttdef"><b>Definition:</b> <a href="non__linear__filter__helpers_8h_source.xhtml#l00030">non_linear_filter_helpers.h:30</a></div></div>
<div class="ttc" id="non__linear__filter__helpers_8h_xhtml_a310f21b7cf0409431ddf246c4a98e52e"><div class="ttname"><a href="non__linear__filter__helpers_8h.xhtml#a310f21b7cf0409431ddf246c4a98e52e">row_reduce_max_5</a></div><div class="ttdeci">uchar8 row_reduce_max_5(uchar16 val)</div><div class="ttdoc">Calculate the maximum of a sliding window of size 5. </div><div class="ttdef"><b>Definition:</b> <a href="non__linear__filter__helpers_8h_source.xhtml#l00142">non_linear_filter_helpers.h:142</a></div></div>
<div class="ttc" id="non__linear__filter__helpers_8h_xhtml_a7b5c174de888c3cfa7c08c16682fd770"><div class="ttname"><a href="non__linear__filter__helpers_8h.xhtml#a7b5c174de888c3cfa7c08c16682fd770">sort5</a></div><div class="ttdeci">uchar8 sort5(uchar8 p0, uchar8 p1, uchar8 p2, uchar8 p3, uchar8 p4)</div><div class="ttdoc">Sorting network to sort 5 vectors of 8 elements and return their median. </div><div class="ttdef"><b>Definition:</b> <a href="non__linear__filter__helpers_8h_source.xhtml#l00050">non_linear_filter_helpers.h:50</a></div></div>
<div class="ttc" id="non__linear__filter__helpers_8h_xhtml_a3138dafa8474a59f73dd837073f18ed7"><div class="ttname"><a href="non__linear__filter__helpers_8h.xhtml#a3138dafa8474a59f73dd837073f18ed7">row_reduce_max_3</a></div><div class="ttdeci">uchar8 row_reduce_max_3(uchar16 val)</div><div class="ttdoc">Calculate the maximum of a sliding window of size 3. </div><div class="ttdef"><b>Definition:</b> <a href="non__linear__filter__helpers_8h_source.xhtml#l00120">non_linear_filter_helpers.h:120</a></div></div>
<div class="ttc" id="non__linear__filter__helpers_8h_xhtml_a0960df49e39a9499677066c32600c17f"><div class="ttname"><a href="non__linear__filter__helpers_8h.xhtml#a0960df49e39a9499677066c32600c17f">sort9</a></div><div class="ttdeci">uchar8 sort9(uchar8 p0, uchar8 p1, uchar8 p2, uchar8 p3, uchar8 p4, uchar8 p5, uchar8 p6, uchar8 p7, uchar8 p8)</div><div class="ttdoc">Sorting network to sort 9 vectors of 8 elements and return their median. </div><div class="ttdef"><b>Definition:</b> <a href="non__linear__filter__helpers_8h_source.xhtml#l00078">non_linear_filter_helpers.h:78</a></div></div>
<div class="ttc" id="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail_xhtml_ad91bb73431b4de1f4946ed949d444849"><div class="ttname"><a href="namespacearm__compute_1_1test_1_1fixed__point__arithmetic_1_1detail.xhtml#ad91bb73431b4de1f4946ed949d444849">arm_compute::test::fixed_point_arithmetic::detail::max</a></div><div class="ttdeci">fixed_point&lt; T &gt; max(fixed_point&lt; T &gt; x, fixed_point&lt; T &gt; y)</div><div class="ttdef"><b>Definition:</b> <a href="tests_2validation_2_fixed_point_8h_source.xhtml#l00902">FixedPoint.h:902</a></div></div>
<div class="ttc" id="non__linear__filter__helpers_8h_xhtml_ae3e09114bb887de4e20122eed42671a1"><div class="ttname"><a href="non__linear__filter__helpers_8h.xhtml#ae3e09114bb887de4e20122eed42671a1">row_reduce_min_3</a></div><div class="ttdeci">uchar8 row_reduce_min_3(uchar16 val)</div><div class="ttdoc">Calculate the minimum of a sliding window of size 3. </div><div class="ttdef"><b>Definition:</b> <a href="non__linear__filter__helpers_8h_source.xhtml#l00109">non_linear_filter_helpers.h:109</a></div></div>
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